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Installation and Maintenance

Service Manual

NO.

Description

Part Code

Qty

GWH24AAD-K3NNA1A/I

GWH24AAD-K3NNA2A/I

Product Code

CA115N14300

CA115N14600

Front Panel

20000300003101T

20000300008101T

Display Board

300001000037

Filter Sub-Assy

11122089

Front Case

20000200000801

Guide Louver

20000400000401

Axile Bush

10542036

Air Louver

10512732

Helicoid Tongue

26112512

Left Axile Bush

10512037

Rear Case assy

000001000009

Rubber Plug (Water Tray)

76712012

O-Gasket of Cross Fan Bearing

76512203

Ring of Bearing

26152025

Evaporator Support

24212177

Evaporator Assy

01002686

Cross Flow Fan

10352060

Fan Motor

1501214502

Motor Press Plate

26112511

Wall Mounting Frame

01362026

Connecting pipe clamp

2611218801

Crank

73012005

Stepping Motor

1521240210

Drainage Hose

05230014

Electric Box Assy

100002000567

Lower Shield of Electric Box

01592139

Electric Box

20112211

Jumper

4202300114

Main Board

30135979

Shield Cover of Electric Box

01592176

Electric Box Cover

20112209

Terminal Board

4201026201

Screw Cover

242520179

Electric Box Cover2

20112210

Power Cord

4002048716

Connecting Cable

40020536

Connecting Cable

400205382

Remote Controller

305001000009

Above data is subject to change without notice.

Содержание CA115014200

Страница 1: ...GREE ELECTRIC APPLIANCES INC OF ZHUHAI Change for Life Service Manual Models GWH18AAC K3NNA1A GWH18AAC K3NNA2A GWH24AAD K3NNA1A GWH24AAD K3NNA2A Refrigerant R410A...

Страница 2: ...2 PCB Printed Diagram 11 6 Function and Control 12 6 1 Remote Controller Introduction 12 6 2 Brief Description of Modes and Functions 16 Part Installation and Maintenance 21 7 Notes for Installation a...

Страница 3: ...0 1 Indoor Unit 39 10 2 Outdoor Unit 43 11 Removal Procedure 47 11 1 Removal Procedure of Indoor Unit 47 11 2 Removal Procedure of Outdoor Unit 52 Appendix 62 Appendix 1 Reference Sheet of Celsius and...

Страница 4: ...tion Service Manual 1 Summary Indoor Unit GWH18AAC K3NNA1A I GWH24AAD K3NNA1A I GWH18AAC K3NNA2A I GWH24AAD K3NNA2A I Part Technical Information Outdoor Unit GWH24AAD K3NNA1A O GWH18AAC K3NNA1A O Remo...

Страница 5: ...2A I GWH24AAD K3NNA1A I GWH24AAD K3NNA2A I Product Code of Indoor Unit CA115N14200 CA115N14500 CA115N14300 CA115N14600 Fan Type Cross flow Cross flow Diameter Length DXL mm 98X633 106X706 Fan Motor Co...

Страница 6: ...8 1X508 613X38 1X660 Fan Motor Speed rpm 850 780 Output of Fan Motor W 35 68 Fan Motor RLA A 0 33 0 75 Fan Motor Capacitor F 2 5 2 5 Air Flow Volume of Outdoor Unit m3 h 1800 2800 Fan Type Axial flow...

Страница 7: ...t a r y t i c a p a C o i t a r y t i c a p a C Condition Indoor DB27 C WB19 C C C Indoor air flow Super High Pipe length 5m 15 7 7 5 0 2 24 0 20 40 60 80 100 120 10 5 10 Condition Heating Indoor DB20...

Страница 8: ...nical Information Service Manual 104 685 181 140 190 38 55 55 38 133 542 174 43 43 80 143 55 55 3 Outline Dimension Diagram 3 1 Indoor Unit Unit mm 18K 24K W H D MODEL W H D 18K 849 289 210 24K 970 30...

Страница 9: ...6 Technical Information Service Manual 848 763 540 320 268 Unit mm 3 2 Outdoor Unit 931 378 847 0 8 6 549 8 4 3 300 Unit mm GWH24AAD K3NNA1A O GWH18AAC K3NNA1A O...

Страница 10: ...pe specification Liquid pipe 1 4 6mm Gas pipe 1 2 12mm Indoor unit Outdoor unit COOLING HEATING 4 Way valve COOLING Discharge Suction Heat exchanger evaporator Heat exchanger condenser Valve Valve Val...

Страница 11: ...let OG Orange 5 Electrical Part 5 1 Wiring Diagram Indoor Unit Instruction Note Jumper cap is used to determine fan speed and the swing angle of horizontal lover for this model 78 7 03 5220 7 03 57 57...

Страница 12: ...625 7 03 6 1625 7 03 7 6 1625 3 5 9 5 1 63 2 5 3 803 97 1 203 2 1 8 2 97 1 1 9 325 725 3 3 57 3 7 2 1 287 225 81 7 35 17 5 8 7 2 5 1 8 8 1 1 1 1 7 50 1 2 211 7 1 32 5 63 3 63 63 6 1 6 1 8 0 67 33 1 3...

Страница 13: ...Manual These wiring diagrams are subject to change without notice please refer to the one supplied with the unit 217 725 1 3 1 1 97 1 97 8 8 8 5 1 3 1 02725 0 203 8 8 3 5 0 6 203 9 9 9 0 2 7 50 1 7 2...

Страница 14: ...ower cord live wire 3 Interface of power cord neutral wire 4 Interface of cold plasma neutral wire 5 PG motor interface 6 Outdoor fan interface 7 4 way valve interface 8 Interface of cold plasma live...

Страница 15: ...s the corresponding button on the remote controller that the unit will keep the original running status After putting through the power the air conditioner will give out a sound Operation indictor is...

Страница 16: ...COOL DRY FAN HEAT Note Only for models with heating function This button is used for setting Fan Speed in the sequence that goes from AUTO to then back to Auto 4 button Press button to increase decre...

Страница 17: ...unction Nixie tube on the remote controller displays NOTE X FAN is the alternative expression of BLOW for the purpose of understanding When unit is on press this button to set Timer Off OFF and HOUR i...

Страница 18: ...unit Press MODE and TURBO button simultaneously to and TURBO buttons simultaneously for 10s remote controller will send WIFI reset code and then the WIFI function will be turned on WIFI function is de...

Страница 19: ...tdoor fan motor Indoor fan motor Graphic instruction Same as below Tamb Stop cooling Start cooling Original operating status 6 min 3 min 6 min Set fan speed Display Heating icon Display content or pos...

Страница 20: ...ervice Manual Tpreset Tamb 2 Tpreset 2 Cooling Drying Stop 6 min 6min 4min 4min Compressor Low speed Outdoor fan motor Indoor fan motor Freeze protection period Compressor Outdoor fan motor Indoor fan...

Страница 21: ...nformation Service Manual Tpreset 4 Tpreset 2 valve Outdoor unit Intdoor unit Compressor min min min Tamb n i m n i m Set fan speed Set fan speed Reversing Stop heating Original operating status Start...

Страница 22: ...19 Technical Information Service Manual O 0 Emergency operation switch Press Press ON status Auto mode OFF status...

Страница 23: ...uited F2 Indoor evaporator temperature sensor is open short circuited H6 Blocked protection of IDU fan motor C5 Malfunction protection of jumper cap U8 Zero crossing inspection circuit malfunction of...

Страница 24: ...e unit adequately grounded The grounding wire cant be used for other purposes 6 Must apply protective accessories such as protective boards cable cross loop and wire clip 7 The live wire neutral wire...

Страница 25: ...ng tape 4 Electroprobe 7 Electronic leakage detector 10 Pipe pliers pipe cutter 2 Screw driver 5 Universal meter 8 Vacuum pump 11 Pipe expander pipe bender 3 Impact drill drill head electric drill 6 T...

Страница 26: ...t least 15cm At least 50cm At least 50cm At least 30cm At least 300cm Space to the obstruction Space to the obstruction Space to the obstruction Space to the ceiling Space to the obstruction Space to...

Страница 27: ...or unit Make the bound pipes pass through the wall hole and then connect outdoor unit Neaten the pipes Vacuum pumping and leakage detection Check after installation and test operation Finish installat...

Страница 28: ...y grounding with specialized grounding device by a professional Please make sure it is always grounded effectively otherwise it may cause electric shock 2 The yellow green wire in air conditioner is g...

Страница 29: ...expansion particle is loose please drill another fixing hole nearby 3 install wall mounting frame 1 Choose the position of piping hole according to the direction of outlet pipe The position of piping...

Страница 30: ...in hose with the band As show in Fig 14 2 Reserve a certain length of drain hose and power cord for installation when binding them When binding to a certain degree separate the indoor power and then s...

Страница 31: ...must set a U shaped curve in the pipe before pipe goes into the room in order to prevent rain from getting into the room As show in Fig 24 2 Fix the power connection wire and signal control wire with...

Страница 32: ...to check whether the operation is normal or not If the ambient temperature is lower than 16 the air conditioner cant start cooling 2 Leakage Detection 1 With leakage detector Check if there is leakag...

Страница 33: ...aporator temperature sensor and main board is loosened or poorly contacted 2 There s short circuit due to the trip over of the parts on controller 3 Indoor evaporator temperature sensor is damaged Ple...

Страница 34: ...ssing inspection circuit of main board for controller is abnormal 7 Lack of refrigerant or block protection for the system not applicable to residential air conditioner or Overload protection compress...

Страница 35: ...oken Malfunction diagnosis process Is the wiring terminal between the temperature sensor and the controller loosened or poorly contacted Start Insert the temperature sensor tightly Yes Yes Yes Yes Yes...

Страница 36: ...he connection of PG motor control terminal is firm Turn on the unit again measure whether the output voltage on control terminal for PG motor is more than 50V within 1 min after the louvers are opened...

Страница 37: ...the mainboard is defined abnormal Malfunction diagnosis process Start Is there jumper cap on the mainboard Is the jumper cap inserted correctly and tightly Replace the jumper cap with the same model...

Страница 38: ...harges slowly The zero cross detectioncircuit of the mainboard is defined abnormal Malfunction diagnosis process Turn power off for 1minute the turn back on The unit returns to normal Conclusion U8 is...

Страница 39: ...normally Replace outdoor mainboard Connect normally Adjust the connection Replace fan capacitor Replace motor Fan capacitor is broken Motor is broken Replace mainboard Improve the radiating environme...

Страница 40: ...d for details Malfunction of compressor Compressor cant operate Refer to point 5 of maintenance method for details 9 3 Maintenance method for normal malfunction 1 Air Conditioner Cant be Started Up 2...

Страница 41: ...pipe Replace drain pipe Wrapping is not tight Water leaking from the pipe connection place of indoor unit Wrap it again and bundle it tightly 5 Compressor Cant Operate Possible causes Discriminating m...

Страница 42: ...39 Installation and Maintenance Service Manual 10 Exploded View and Parts List 10 1 Indoor Unit 18K...

Страница 43: ...g Frame 01252484 01252484 1 13 Cross Flow Fan 10352056 10352056 1 14 Fan Motor 1501214603 1501214603 1 15 Connecting pipe clamp 2611216401 2611216401 1 16 Rubber Plug Water Tray 76712012 76712012 1 17...

Страница 44: ...41 Installation and Maintenance Service Manual The component picture is only for reference please refer to the actual product 24K...

Страница 45: ...86 01002686 1 16 Cross Flow Fan 10352060 10352060 1 17 Fan Motor 1501214502 1501214502 1 18 Motor Press Plate 26112511 26112511 1 19 Wall Mounting Frame 01362026 01362026 1 20 Connecting pipe clamp 26...

Страница 46: ...tion and Maintenance Service Manual 10 2 Outdoor Unit 18K 22 23 1 2 3 5 6 8 10 11 12 13 14 15 16 18 19 20 21 24 25 26 27 28 4 9 7 17 The component picture is only for reference please refer to the act...

Страница 47: ...030006000254 1 11 Right Side Plate Assy 0130200404 1 12 Valve 07100003 1 13 Valve 07100006 1 14 Big Handle 262334332 1 15 Valve Support 01713041 1 16 Terminal Board 42010265 1 17 Electric Box Sub Ass...

Страница 48: ...45 Technical Information Service Manual The component picture is only for reference please refer to the actual product 24K...

Страница 49: ...0 Rear Grill 01473069 1 11 Electric Box Assy 100002000839 1 12 AC Contactor 44010245 1 13 Capacitor CBB65 3300008105 1 14 Capacitor Clamp 02141375 1 15 Capacitor CBB61 3301074710 1 16 Terminal Board 4...

Страница 50: ...n the panel Loosen the clasp shown in the fig and then pull the left filter and right filer outwards to remove them Push out the axile bush on horizontal louver Bend the horizontal louver with hand an...

Страница 51: ...move the electric box cover 2 Electric box cover 2 Screw Display Screws Front case sub assy Panel Groove 3 Remove panel 4 Remove electric box cover 2 5 Remove front case sub assy Front case sub assy C...

Страница 52: ...power cord Remove the wiring terminal of power cord Lift up the main board and take it off Screw Wire clip Circlip Holder Connector Soft sheath Power cord Grounding screw Indoor tube temperature senso...

Страница 53: ...move the connection pipe clamp First remove the left side of evaporator from the groove of bottom shell and then remove the right side from the clasp on the bottom shell Remove 3 screws fixing evapora...

Страница 54: ...or lift the motor and cross flow blade upwards to remove them 8 Remove motor and cross flow blade Motor clasp screws Remove 3 screws fixing motor clamp and then remove the motor clamp a Loosen the con...

Страница 55: ...e disassembly 2 Remove big handle Remove the connection screw fixing the big handle and then remove the handle 3 Remove top cover plate Remove connection screws connecting the top panel with the front...

Страница 56: ...t grille 5 Remove front panel Remove connection screws connecting the front panel with the chassis and the motor support and then remove the front panel 6 Remove right side plate Remove connection scr...

Страница 57: ...ng the motor and disconnect the leading wire insert of the motor Then remove the motor Remove the 2 tapping screws fixing the motor support and lift the motor support to remove it 9 Remove electric bo...

Страница 58: ...rews fixing the isolation sheet and then remove the isolation sheet 11 Remove soundproof sponge Remove the soundproof sponge wrapping the compressor 12 Remove magnet coil Remove the screw fixing the m...

Страница 59: ...lding slag during unsoldering Remove the 2 screws fixing the gas valve and unsolder the welding joint between the gas valve and the air return pipe to remove the gas valve NOTE Discharge the refrigera...

Страница 60: ...Remove the screw handle slide out the handle upwards to make the clasp of handle separate from the groove of right side plate and then remove the handle Remove the screws top panel and then remove th...

Страница 61: ...e plate and then remove the right side plate Procedure Step Right side plate Screws Screws Screws Screws Screws Screws Remove the screws of grille and then remove the front grille Front grille 4 Remov...

Страница 62: ...ove protective grille 8 Remove electric box assy Cut off the wire binder fixing the protective grille and then remove the protective grille Protective grille Remove the wiring terminals on electric bo...

Страница 63: ...move motor support Motor Screws Screws Capillary sub assy Spot weld Spot weld 4 way valve assy 12 Remove 4 way valve assy and capillary sub assy Unsolder the spot weld of 4 way valve assy capillary co...

Страница 64: ...uts on compressor and then remove the compressor 15 Remove clapboard Remove the screws clapboard and then remove the clapboard Clapboard Screws Remove two screws xing the gas valve then remove the gas...

Страница 65: ...3 32 0 55 56 55 4 13 79 80 78 8 26 34 35 33 8 1 57 58 57 2 14 81 80 6 27 36 35 6 2 59 60 59 15 82 83 82 4 28 37 38 37 4 3 61 62 60 8 16 84 85 84 2 29 39 40 39 2 4 63 62 6 17 86 87 86 30 41 42 41 5 64...

Страница 66: ...ollowing steps A Cut the pip Confirm the pipe length according to the distance of indoor unit and outdoor unit Cut the required pipe with pipe cutter B Remove the burrs Remove the burrs with shaper an...

Страница 67: ...88 33 10 63 72 2 439 111 0 737 5 63 46 34 10 2 73 2 358 112 0 717 4 60 23 35 9 779 74 2 28 113 0 697 3 57 18 36 9 382 75 2 206 114 0 678 2 54 31 37 9 003 76 2 133 115 0 66 1 51 59 38 8 642 77 2 064 1...

Страница 68: ...983 5 84 61 34 13 59 73 3 144 112 0 956 4 80 31 35 13 04 74 3 04 113 0 93 3 76 24 36 12 51 75 2 94 114 0 904 2 72 41 37 12 76 2 844 115 0 88 1 68 79 38 11 52 77 2 752 116 0 856 0 65 37 39 11 06 78 2 6...

Страница 69: ...62 11 32 101 3 22 15 362 9 24 51 41 63 10 93 102 3 13 14 342 8 25 49 19 64 10 54 103 3 04 13 323 9 26 47 08 65 10 18 104 2 96 12 306 2 27 45 07 66 9 83 105 2 87 11 289 6 28 43 16 67 9 49 106 2 79 10 2...

Страница 70: ...d Qianshan Zhuhai Guangdong China 519070 Tel 86 756 8522218 Fax 86 756 8669426 Email gree gree com cn Http www gree com HONG KONG GREE ELECTRIC APPLIANCES SALES LIMITED Add Unit 2612 26 F Miramar Towe...

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